InChI=1/C21H21N3O4S/c25-18(6-10-24-13-22-19-15(20(24)26)7-11-29-19)23-14-4-5-16-17(12-14)28-21(27-16)8-2-1-3-9-21/h4-5,7,11-13H,1-3,6,8-10H2,(H,23,25)/f/h23H 7B9A4A40E80B4178